101002133 has 4 divisors (see below), whose sum is σ = 101026668. Its totient is φ = 100977600.

The previous prime is 101002129. The next prime is 101002169. The reversal of 101002133 is 331200101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81306289 + 19695844 = 9017^2 + 4438^2 .

It is a cyclic number.

It is not a de Polignac number, because 101002133 - 2² = 101002129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4418 + ... + 14883.

It is an arithmetic number, because the mean of its divisors is an integer number (25256667).

Almost surely, 2^101002133 is an apocalyptic number.

It is an amenable number.

101002133 is a deficient number, since it is larger than the sum of its proper divisors (24535).

101002133 is an equidigital number, since it uses as much as digits as its factorization.

101002133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24534.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 101002133 is about 10049.9817412769. The cubic root of 101002133 is about 465.7042291076.

Adding to 101002133 its reverse (331200101), we get a palindrome (432202234).

The spelling of 101002133 in words is "one hundred one million, two thousand, one hundred thirty-three".